package com.ali.redis.impl;

import java.util.concurrent.TimeUnit;

import org.redisson.api.RLock;
import org.redisson.api.RedissonClient;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import com.ali.redis.DistributedLocker;

/**
 * 底层具体实现
 * @author nning_l@163.com
 * @date 2020年4月10日
 */
@Component
public class RedisDistributedLocker implements DistributedLocker {

	@Autowired
	private RedissonClient redissonClient;

	@Override
	public RLock lock(String lockKey) {
		RLock lock = redissonClient.getLock(lockKey);
		lock.lock();
		return lock;
	}

	@Override
	public RLock lock(String lockKey, int timeout) {
		RLock lock = redissonClient.getLock(lockKey);
		lock.lock(timeout, TimeUnit.SECONDS);
		return lock;
	}

	@Override
	public RLock lock(String lockKey, TimeUnit unit, int timeout) {
		RLock lock = redissonClient.getLock(lockKey);
		lock.lock(timeout, unit);
		return lock;
	}

	@Override
	public boolean tryLock(String lockKey, TimeUnit unit, int waitTime, int leaseTime) {
		RLock lock = redissonClient.getLock(lockKey);
		try {
			return lock.tryLock(waitTime, leaseTime, unit);
		} catch (InterruptedException e) {
			return false;
		}
	}

	@Override
	public void unlock(String lockKey) {
		RLock lock = redissonClient.getLock(lockKey);
		lock.unlock();
	}

	@Override
	public void unlock(RLock lock) {
		lock.unlock();
	}
}
